Isn't that how the world always works? Nothing is for free.

[Even the gods can't get their sustenance without at least trying to play ball every once in a while. God knows how many times people who ended up here had to save their foggy asses.]

Not that hard. Just need the right about of essential oils, rubbing alcohol, vinegar... Shit that's probably not here in bulk, but there's also no telling that the same mixture would serve as a repellent for alien bugs. [Reasons why Rey is wanting to get ready for the move regardless of their destination: This.]